Home / 138,226-296,108

Finding the Third Proportional to 138,226 and 296,108

Calculator

Solution

The third proportional to 138,226 and 296,108 is: 634,323.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,226 : 296,108 = 296,108 : x
  2. Step 2: Convert to fraction form
    138,226/296,108 = 296,108/x
  3. Step 3: Cross multiply
    138,226x = 296,108 × 296,108
  4. Step 4: Simplify right side
    138,226x = 87,679,947,664
  5. Step 5: Solve for x
    x = 87,679,947,664/138,226
  6. Step 6: Final answer
    x = 634,323.12

Related Problems

Find third proportional to 69,113 and 148,054
Half scale
Find third proportional to 276,452 and 592,216
Double scale
Find third proportional to 138,228 and 296,112
Similar ratio
Find third proportional to 207,339 and 444,162
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.